South Korea

South Korea Weather in July

Average temperatures, rainfall, sunshine and the best places to visit in South Korea in July.

Planning a trip to South Korea this July? Here's what you need to know about the weather:

What to Expect in South Korea in July

July in South Korea generally has temperatures that range from warm to very warm, with heavy precipitation. July falls during the summer season.

Temperatures

During the day the temperature is warm in Gangneung at 26°C (79°F) and very warm in Daegu at 31°C (88°F). As night falls, temperatures generally drop to 22°C (72°F) in Daegu and 21°C (70°F) in Gangneung. The temperatures mentioned for both day and night are typical averages. However some days might get even hotter. It's best to stay prepared by wearing cloths suitable for the warmth.

For a closer look at conditions across South Korea, refer to the map below.

Precipitation

In July, precipitation varies across different areas. From heavy rainfall in Ulchin with an average of 185 mm (7.3 in) to heavy rainfall in Pocheon with 347 mm (14 in). Based on our climate, it is the month with the most precipitation throughout the year in Seoul.

Average sunshine

Sunshine is moderately available across various locations. In Seoul, you can expect around 124 hours of sunlight in July, which gives a pleasant combination of sun and shade. For those who want maximum sunshine, our weather planner can point you toward the sunniest places on Earth.

Explore South Korea by month

Best Places to Visit in South Korea in July

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across South Korea.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in South Korea

What is the weather like in July for some of the most popular destinations in South Korea?

Temperature range in South Korea (July)

Precipitation variation in South Korea (July)

Seoul

In July Seoul generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 22°C (72°F) and heavy monthly rainfall. So on average the conditions are poor that month.

June
July
August
Max temperature
28°C (82°F)
30°C (86°F)
31°C (88°F)
Min temperature
18°C (64°F)
22°C (72°F)
22°C (72°F)
Monthly sun hours
188 hours
124 hours
154 hours
Monthly rainfall
141 mm (5.6 in)
316 mm (12 in)
260 mm (10 in)
Monthly rainy days
10 days
16 days
13 days
Weather conditions

Busan

In July Busan generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

June
July
August
Max temperature
24°C (75°F)
28°C (82°F)
29°C (84°F)
Min temperature
18°C (64°F)
23°C (73°F)
24°C (75°F)
Monthly sun hours
179 hours
173 hours
200 hours
Monthly rainfall
178 mm (7 in)
233 mm (9.2 in)
204 mm (8 in)
Monthly rainy days
11 days
14 days
12 days
Weather conditions

Jeju

In July Jeju generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 24°C (75°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

June
July
August
Max temperature
23°C (73°F)
28°C (82°F)
29°C (84°F)
Min temperature
19°C (66°F)
24°C (75°F)
25°C (77°F)
Monthly sun hours
170 hours
195 hours
193 hours
Monthly rainfall
203 mm (8 in)
189 mm (7.4 in)
175 mm (6.9 in)
Monthly rainy days
13 days
15 days
13 days
Weather conditions

Seogwipo

In July Seogwipo generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 24°C (75°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

June
July
August
Max temperature
25°C (77°F)
29°C (84°F)
30°C (86°F)
Min temperature
19°C (66°F)
24°C (75°F)
25°C (77°F)
Monthly sun hours
145 hours
142 hours
186 hours
Monthly rainfall
243 mm (9.6 in)
233 mm (9.2 in)
229 mm (9 in)
Monthly rainy days
13 days
15 days
13 days
Weather conditions

Incheon

In July Incheon generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 22°C (72°F) and heavy monthly rainfall. So on average the conditions are poor that month.

June
July
August
Max temperature
25°C (77°F)
28°C (82°F)
29°C (84°F)
Min temperature
18°C (64°F)
22°C (72°F)
23°C (73°F)
Monthly sun hours
215 hours
161 hours
192 hours
Monthly rainfall
139 mm (5.5 in)
302 mm (12 in)
243 mm (9.6 in)
Monthly rainy days
9 days
15 days
13 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in South Korea.

In our records: South Korea July extremes

Notable July records observed across cities in South Korea in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the warmest July day in South Korea reached 42°C (108°F) in Hadong on July 17, 1981.

Popular cities in July

Day & night temperatures, rainfall and average weather in South Korea in July.

City Weather Day temp Night temp Rainfall
Seoul 30°C (86°F) 22°C (72°F) 316 mm (12 in)
Busan 28°C (82°F) 23°C (73°F) 233 mm (9.2 in)
Jeju 28°C (82°F) 24°C (75°F) 189 mm (7.4 in)
Seogwipo 29°C (84°F) 24°C (75°F) 233 mm (9.2 in)
Incheon 28°C (82°F) 22°C (72°F) 302 mm (12 in)
Sokcho 26°C (79°F) 21°C (70°F) 208 mm (8.2 in)

South Korea weather in July: frequently asked questions

What is the weather like in South Korea in July?

Expect poor weather across South Korea in July. The popular destination of Seoul averages 30°C (86°F) by day and 22°C (72°F) at night during this summer month.

What is the average temperature in South Korea in July?

In Seoul, the average daytime high in July is 30°C (86°F), while nighttime temperatures drop to around 22°C (72°F).

Does South Korea get a lot of rain in July?

Expect plenty of rainfall. Seoul records an average of 316 mm (12 in) in July, putting it among the wetter months for South Korea.

Is July a Good Time to Visit South Korea?

Given the typically poor weather conditions in Seoul, July may not be the ideal time to visit South Korea.

On average, the best time to visit South Korea is in May and October with generally perfect weather in Seoul. On the other hand, the months of January, July and August tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in South Korea.

Weather and climate has detailed information for every country in the world. Are you going to South Korea? Get detailed historical weather averages for many cities in South Korea.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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